42021872 is an even 8-digits composite number following 42021871
and preceding 42021873 . In scientific notation, it is written as 4.2021872 × 10^7.
The sum of its digits is 26. It has a total of 5 prime factors and 10 positive divisors.
There are 21010928 positive integers (up to 42021872) that are relatively prime to 42021872.
42021872 has 10 divisors, whose sum is 81417408
The reverse of 42021872 is 27812024
Previous prime number is 2
Is Prime? no
Number parity even
Number length 8
Sum of Digits 26
Digital Root 8
Name
forty-two million twenty-one thousand eight hundred seventy-two
Scientific notation
4.2021872 × 10^7
Engineering notation
4.2021872 × 10^6
Prime Factorization
2 × 2 × 2 × 2 × 2626367
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
5252734
Product of the distinct prime numbers
The prime factorization of 42021872 is 2 × 2 × 2 × 2 × 2626367.
Since it has a total of 5 prime factors.
1 , 6 , 91 , 19 , 796 , 949 , 3079 , 2616 , 52987 , 72071 , 366681 , 508145 , 7390938 , 3844850 , 34347117 , 3547316 , 457249054 , 886807296 , 5702034168 , 4849503034
n×2
84043744
n×3
126065616
n×4
168087488
n×5
210109360
n÷2
21010936
n÷3
14007290.666667
n÷3
10505468
n÷5
8404374.4
n2
1765837726384384
n3
7.4203806910896E+22
n4
3.1181828759224E+30
n5
1.310318816846E+38
2 √n
6482.4279402088
3 √n
347.66299342607
4 √n
80.51352644251
5 √n
33.473034035611
10 divisors
τ
Total Divisors
10
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-42021871
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.1
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
1
Returns the nth root of the product of n divisors
H
Harmonic Mean
10
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 42021872 can be divided by 10 positive divisors.
The sum of these divisors (counting 42021872) is 1, the average is 0.1.
Base
System
Value
2
Binary
10100000010011001111110000
3
Ternary
2221001221011122
4
Quaternary
2200103033300
5
Quinary
41224144442
6
Senary
4100401412
8
Octal
240231760
10
Decimal
42021872
12
Duodecimal
120a6268
16
Hexadecimal
28133f0
20
Vigesimal
d2cedc
36
Base36
p0oa8
md5
19356b7a305bbe62e9f937ba5abbd7ac
sha1
2d6ad15ec8ce98e755101fc1ebcc193bfe77f969
sha256
73c5cb3550a9e42e7e38ea0545bd3b8ee53283652f57f829031195316f5816ef
sha512
f537676fda03868df82c1a3581c2970d0dcc1551b0be6ba5f8a2ce2c52d677a8730db525237c44f8d276f1267fec064e80ba630ad2699e06b5497057bf260775
ripemd-160
f94ae5f5a1742d0e10e073a17c5104022d8baea2
Diameter
84043744
Circumference
264031208.73058
Area
5.5475428286409E+15
Volume
3.1082417954622E+23
Surface area
2.2190171314564E+16
Circumference
264031208.73058
Perimeter
168087488
Area
1765837726384384
Diagonal
59427901.298706
Surface area
10595026358306304
Volume
7.4203806910896E+22
Space diagonal
72784017.333156
Perimeter
126065616
Area
7.6463016500492E+14
Altitude
36392008.666578
Surface area
7.6463016500492E+14
Volume
8.7450025094252E+21
Height
19809300.432902